Amazon with SZHY-ink has the 5-Pack OSIR HP 950XL / 951XL Compatible Ink Printer Replacement Cartridges for $22.99 - $11.50 off with coupon code 5BRX8QIL [Exp 8/31] = $11.49 with free shipping on $25+ or with Prime. Works with select HP OfficeJet Pro models (see full list on product page). An 8-Pack is still available for $14 [Exp 7/30].